<%@ Control Language="C#" AutoEventWireup="true" CodeFile="WebUserControl123.ascx.cs" Inherits="Client_UserControls_WebUserControl123" %>
<table style="width: 413px; height: 232px">
    <tr>
        <td>
            <asp:Label ID="Label1" runat="server" Text="Label"></asp:Label></td>
        <td>
            <asp:TextBox ID="TextBox1" runat="server"></asp:TextBox></td>
        <td>
        </td>
    </tr>
    <tr>
        <td>
        </td>
        <td>
            <asp:Button ID="Button1" runat="server" OnClick="Button1_Click" Text="Button" /></td>
        <td>
        </td>
    </tr>
    <tr>
        <td>
        </td>
        <td>
        </td>
        <td>
        </td>
    </tr>
</table>
